N 1 OF 2 VENTS ON BLDG 312 — NGS SY3807 — Seattle, US

USNGStrigunknown#214499
Latitude
47.684606°
Longitude
-122.248102°
Verifications
0
Last checked
Never
This triangulation station is part of the National Geodetic Survey's network, which establishes the foundational geodetic control for the United States. Trig points serve as reference stations for precise positioning and surveying work across their regions of operation. Located in the Seattle, Washington area, this benchmark provides horizontal geodetic control for surveyors and mapping professionals conducting work in this region. The station's published coordinates enable surveyors to tie local measurements into the national coordinate system, ensuring consistency and accuracy across projects. Documentation and verification of established geodetic monuments remains essential for maintaining the integrity of survey networks. Regular inspection and recovery of benchmark positions helps preserve the long-term utility of these reference points for professional surveying, engineering, and mapping applications. The availability of reliable control points supports both public infrastructure development and private surveying activities in the area.

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N 1 OF 2 VENTS ON BLDG 312 — NGS SY3807 — Seattle, US is a triangulation station located in United States, catalogued in the US NGS dataset. The point has been assigned the stable identifier #214499 on SurveyingPedia. Its coordinates in WGS84 are 47.684606°, -122.248102°, corresponding to 47° 41′ 4.58″ N, 122° 14′ 53.17″ W in the traditional degrees-minutes-seconds format. This page is a self-updating reference — all data is aggregated from public open sources and cross-checked periodically against the originating agency.

Professional surveyors, engineers, and topographers use points like N 1 OF 2 VENTS ON BLDG 312 — NGS SY3807 — Seattle, US to anchor total-station traverses, verify GNSS/RTK solutions, calibrate levelling instruments, and validate survey deliverables against known coordinates. The record on this page is refreshed daily via automated pipelines that monitor the public sources for any updates, corrections, or status changes.

Coordinate formats

WGS84 (decimal)47.684606, -122.248102
WGS84 (DMS)47° 41′ 4.58″ N, 122° 14′ 53.17″ W
UTM zone (approx.)Zone 10N (approx.)
Precise conversionOpen in coordinate converter →

Geodetic context in United States

The national geodetic reference in United States is maintained by National Geodetic Survey (NGS). The active datum is NAD83(2011) / NATRF2022 (active). Coordinates shown on this page are expressed in WGS84 (ETRF/ITRF-compatible) which is directly usable in most modern GNSS receivers. For cadastral work in United States you may need to convert to the local datum using the Coordinate Hub.

Browse the full list of indexed control points in United States from the country page.

Nearby benchmarks

The closest 6 indexed control points within roughly 50 km of this location:

US NGS · triangulation station
AVIATION RM 4 — NGS SY5578 — Seattle, US
0.1 km away · US
US NGS · triangulation station
AVIATION RM 3 — NGS SY0411 — Seattle, US
0.1 km away · US
US NGS · triangulation station
AVIATION 2 RM 7 — NGS SY1594 — Seattle, US
0.1 km away · US
US NGS · triangulation station
AVIATION 2 — NGS SY1593 — Seattle, US
0.1 km away · US
US NGS · triangulation station
AVIATION 2 RM 8 — NGS SY1595 — Seattle, US
0.2 km away · US
US NGS · triangulation station
NOAA VERT — NGS AI4239 — Seattle, US
0.2 km away · US

Frequently asked questions

What is N 1 OF 2 VENTS ON BLDG 312 — NGS SY3807 — Seattle, US?

N 1 OF 2 VENTS ON BLDG 312 — NGS SY3807 — Seattle, US is a triangulation station located in United States, catalogued in the US NGS network. It has the public identifier #214499. The point is used for geodetic reference, topographic surveys, and related measurement workflows.

Where are the exact coordinates of N 1 OF 2 VENTS ON BLDG 312 — NGS SY3807 — Seattle, US?

The position of N 1 OF 2 VENTS ON BLDG 312 — NGS SY3807 — Seattle, US in WGS84 is 47.684606°, -122.248102° (decimal), or 47° 41′ 4.58″ N, 122° 14′ 53.17″ W in degrees-minutes-seconds. For planar surveys in United States this falls approximately in UTM Zone 10N (approx.).

How can I reach and visit this triangulation station?

Use the satellite imagery above to see the surrounding area. You can open this location directly in Google Maps, Google Earth, Bing Maps, or OpenStreetMap using the buttons provided. Many geodetic points are accessible to the public; some are on protected or private land — check local regulations before any field visit. Always bring documentation or your credentials if you plan to use the marker for professional measurement.

Is this point verified and usable for professional surveying?

This record has been community-verified 0 times. Data quality depends on the source: NGS and official national agency points are typically centimetre-accurate, OpenStreetMap survey points are metre-accurate, and GeoNames topographic landmarks (peaks, hills) are reference-grade only. Always cross-reference with the original agency datasheet before using this point for cadastral, legal, or safety-critical work.

Original source: this record was imported from ngs_public. Always refer to the original datasheet for the most up-to-date and authoritative data.